About-a-collision-which-of-the-following-are-not-correct-a-Physical-touch-is-a-must-b-Particles-cannot-change-c-Effect-of-external-force-is-not-considered-d-Momentum-may-or-may-not-change-multi-co Tinku Tara June 4, 2023 Others 0 Comments FacebookTweetPin Question Number 24893 by sushmitak last updated on 28/Nov/17 Aboutacollisionwhichofthefollowingarenotcorrecta.Physicaltouchisamustb.Particlescannotchangec.Effectofexternalforceisnotconsideredd.Momentummayormaynotchangemulti−correctquestion Commented by ajfour last updated on 28/Nov/17 Physicaltouchmaynotbemust,sayincaseofcharges.Particlesdochangeinsaycompletelyinelasticcollision.sonotcorrect.externalforceshouldn′tbeconsideredandmomentumshouldnotchangeifsystemboundaryissochosenastopermitthese. Commented by sushmitak last updated on 28/Nov/17 ThanksyouverymuchSirfortheexplaination. Terms of Service Privacy Policy Contact: info@tinkutara.com FacebookTweetPin Post navigation Previous Previous post: 0-2-1-2-y-1-e-x-2-dxdy-Next Next post: Question-90435 Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Save my name, email, and website in this browser for the next time I comment.